[casper] yellow block for 2Gsps adc/dac

Hello Casperites, I am working on a roach2 yellow block for a new 12bit, 2.0 Gsps ADC/DAC board designed at Fermilab. I am having trouble with clocks. The ADC/DAC board is providing me with a 500 MHz clock over a particular zdok pair. My yellow block takes this into an mmcm and divides it down

[casper] JAI special issue on DSP: second announcement

Dear all A quick reminder that there is an upcoming JAI special issue on DSP in radio astronomy, and that the submission deadline is 15 June 2015. We encourage all CASPER-related submissions. More details can be found at http://www.worldscientific.com/page/jai/callforpapers  The details are